A Palestinian boy holds a poster of a prisoner during a demonstration in support of Palestinian prisoners on hunger strike in Israeli jails, in the West Bank city of Ramallah.Palestinians shout slogans during a demonstration in support of Palestinian prisoners on hunger strike in Israeli jails, in the West Bank city of Ramallah.Palestinians hold pictures of prisoners during a demonstration in support of Palestinian prisoners on hunger strike in Israeli jails, in the West Bank city of Ramallah.Palestinians shout slogans during a demonstration in support of Palestinian prisoners on hunger strike in Israeli jails, in the West Bank city of Ramallah.